Muscular System

Q.

A snail moves with the help of its

1. shell

2. bone

3. muscular foot

4. whole body

Q.

Name the structure that helps fish in swimming?

Q.

Both fish and birds have streamlined body.

1. True
2. False

Q.

___ acts as the main center of reflex action.

Q.

The muscles become shorter and thicker because of

1. Both of these

2. None of these

3. Contraction

4. Relaxation

Q.

Give an example of a natural reflex.

Q.

The spinal cord acts as the main center for reflex action.

1. True
2. False

Q. Which of the following is composed of nervous tissue?

1. Brain
2. Large instestine
3. Stomach
4. Small intestine

Q.

The study of movement is called

1. Anatomy

2. Locomotion

3. Kinesiology

4. All the above

Q.

____ connect bone to bones at the joints.

Q. Define a tendon and ligament.

Q.

Which connective tissue connects bone to another bone ?

Q. ____________ is the part of the skeleton which protects the heart.

1. Pelvis
2. Vertebral column
3. Rib cage
4. Skull

Q.

Fits or unconsciousness targets _______________.

Q. In addition to eating a balanced diet, it is also very important to exercise regularly for good physical health. Which of the following is the correct benefits of exercise?

1. It makes us tired.
2. It increases the flow of blood to the muscles.
3. Body gets time to relax.
4. None of these.

Q. Ligaments are fibrous connective tissue that ________.

1. Connect bone to bone
2. Connect various blood vessels
3. Connect muscle to bone
4. None of these

Q. ____________ is the part of the skeleton which protects the heart.

1. Skull
2. Vertebral column
3. Rib cage
4. Pelvis

Q. The human body consists of different systems. These often work together to enable various processes to take place. Which two systems work together closely to make movement possible?

1. Respiratory system and circulatory system
2. Circulatory system and muscular system
3. Skeletal system and respiratory system
4. Skeletal system and muscular system

Q. Why is flexibility considered a component of a fit and healthy lifestyle?

1. To avoid straining muscles during physical activities
2. To impress others during warm up activities
3. To be able to lift heavy weights
4. To help fight infections

Q. Tendons through which muscles are connected to bones are tightly compacted bundles of which one of the following long fibrous protein?

1. Fibrin
2. Collagen
3. Elastin
4. Cellulose

Q. Which part of the eye changes its size depending on the amount of light entering the eye?

1. Retina
2. Sclera
3. Pupil
4. Cornea

Q.

Identify the part that consists of immovable bones.

1. Skull

2. Knee

3. Ribs

4. Elbow

Q. Muscular endurance is the ability of a muscle or group of muscles to repeatedly exert force against resistance for an extended period of time. Performing multiple repetitions of an exercise is a form of muscular endurance. Which activity is considered a muscular endurance activity?

1. Push Up
2. Sit ups
3. Swimming
4. All of these

Q. The modification of the outer skeleton into plates for movement is seen in

1. Cockroach
2. Earthworm
3. Fish
4. Snail

Q. ____________ is the part of the skeleton which protects the heart.

1. Pelvis
2. Skull
3. Rib cage
4. Vertebral column